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 Version 09.02.2023 

HW: CAM(V31)/(V22) 

……RL2-MTC 

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Legal Information 

 

By law, watching moving pictures while driving is prohibited, the driver must not be 
distracted. We do not accept any liability for material damage or personal injury resulting, 
directly or indirectly, from installation or operation of this product. Apart from using this 
product in an unmoved vehicle, it should only be used to display fixed menus or rear-view-
camera video when the vehicle is moving (for example the MP3 menu for DVD upgrades). 

 

Changes/updates of the vehicle’s software can cause malfunctions of the interface. Up to 
one year after purchase we offer free software-updates for our interfaces. To receive a free 
update, the interface has to be sent in at own cost. Wages for de-and reinstallation and 
other expenditures involved with the software-updates will not be refunded.  
 
No liability for vehicle wire colours and pin definition! 
Changes by the vehicle manufacturer are possible. The given information has to be verified 
by the installer. 
 

 

1.

 

Prior to installation 

 

Read the manual prior to installation. Technical knowledge is necessary for installation. The 
place of installation must be free of moisture and away from heat sources. 
 
1.1.

 

Delivery contents 

 

 
 
 
 
 

 

 
 
 
 
 
 
 

 

 

 
 
 
 
 

 

Take down the serial number of the interface and store this manual for support 
purposes:  ____________________

 

Summary of Contents for RL2-MTC

Page 1: ...rear view camera input and CAN bus communikation Product features Video inserter for factory infotainment systems 2 CVBS video inputs for after market devices e g USB player DVB T2 tuner Rear view cam...

Page 2: ...e of Installation video interface and CAN bus box 2 2 Connection schema 2 3 Connection video interface and Power CAN 2 4 Analogue connection video interface 2 5 Connection picture signal cable 2 6 Con...

Page 3: ...ons of the interface Up to one year after purchase we offer free software updates for our interfaces To receive a free update the interface has to be sent in at own cost Wages for de and reinstallatio...

Page 4: ...ls into the infotainment For inserting Audio signals either the possibly existing factory audio AUX input or a FM modulator can be used Factory rear view camera Automatically switching back from inser...

Page 5: ...in a factory monitor compatible picture signal which is inserted in the factory monitor by using separate trigger options Further it reads the vehicle s digital signals out of the vehicle s CAN bus an...

Page 6: ...switching through the video interfaces inputs 1 3 3 2 Rear view camera setting dip 5 If set to OFF the interface switches to factory LVDS picture while the reverse gear is engaged to display factory...

Page 7: ...ceed the disconnection of the battery can be done with a resistor lead If the necessary stabilized power supply for the interface is not taken directly from the battery the chosen connection has to be...

Page 8: ...Version 09 02 2023 HW CAM V31 V22 RL2 MTC Page 8 2 2 Connection schema...

Page 9: ...ors to the male 6pin and 8pin connectors of the video interface Disconnect the female 22pin connector of the factory harness at the rear side of the head unit and connect it to the 22pin PNP cable s m...

Page 10: ...the CN box Connect the female 6pin connector of the 6pin to 8pin cable to the 6pin connector of the video interface Connect the yellow the red and the black wire of the 6pin to 78pin cable to the vehi...

Page 11: ...cable s female 4pin HSD connector at the rear side of the factory monitor and connect it to the purple colored male 4pin HSD connector of the enclosed picture signal cable Attention The factory pictu...

Page 12: ...nd a test run to detect a incompatibility of vehicle and interface Due to changes in the production of the vehicle manufacturer there s always a possibility of incompatibility Connect the video cable...

Page 13: ...6pin to 8pin cable carries 12V while the reverse gear is engaged Note Do not forget to set dip5 of video interface to ON before testing 2 7 1 Case 1 CAN box receives the reverse gear signal If the CA...

Page 14: ...e of a relay normally open Cut the green cable of the 6pin to 8pin cable close to the black 8pin connector and isolate the shorter end of the green cable near to the 8pin connector CAN box side Connec...

Page 15: ...terface and external keypad Connect the keypad s female 4pin connector to the video interface s male 4pin connector Note Even if the switching through several video sources by the keypad mightn t be r...

Page 16: ...ring or after the installation Picture settings must be done separately for RGB AV1 and AV2 while the corresponding input is selected and visible on the monitor AV2 and CAM share the same settings whi...

Page 17: ...f the steering wheels Voice key switches to the next activated video input A long press of the4 3inch monitor s More key switches to the next activated video input If all inputs are enabled the order...

Page 18: ...pped 3 3 By white wire of the 6pin to 8pin cable Alternatively or additionally to the factory infotainment button the white wire of the 6pin to 8pin cable can be used to switch the enabled inputs Ever...

Page 19: ...order of LVDS cables is exactly connected according to manual Plugging into head unit does not work when the manual says to plug into monitor and vice versa Wrong monitor settings of video interface...

Page 20: ...button CAN bus interface does not support this function for vehicle Use external keypad or cut white wire of 6pin to 8pin cable and apply 12V impulses for AV switching Pressed too short For video sou...

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